Edexcel IAL Chemistry 2D and 3D Forms

Practise Edexcel IAL Chemistry representing two- and three-dimensional forms by counting benzene-ring positional isomers from molecular formulae.

Exam points

Count positional isomers on a benzene ring from a molecular formula with multiple substituents.

[Maximum number: 1]

How many isomers containing a benzene ring are there with the molecular formula $\mathrm{C}_{6} \mathrm{H}_{3}\left(\mathrm{NO}_{2}\right)_{2} \mathrm{OH} ?$

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B.4.2—Representing two- and three-dimensional forms question 1